Home / 35,430.72-48,917.91-22,021.98

Finding the Fourth Proportional to 35,430.72, 48,917.91 and 22,021.98

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Solution

The fourth proportional to 35,430.72, 48,917.91 and 22,021.98 is: 30,404.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,430.72 : 48,917.91 = 22,021.98 : x
  2. Step 2: Convert to fraction form
    35,430.72/48,917.91 = 22,021.98/x
  3. Step 3: Cross multiply
    35,430.72x = 48,917.91 × 22,021.98
  4. Step 4: Simplify right side
    35,430.72x = 1,077,269,235.66
  5. Step 5: Solve for x
    x = 1,077,269,235.66/35,430.72
  6. Step 6: Final answer
    x = 30,404.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.